Circuit Diagram - Easy project : 28 LED flasher circuit using single driver transistor BC547 some experiments can be dangerous for that you don't risk and hurt your self be safe. | Facebook
![Electronic diagram of the photometer. Tr 1 = transistor BC547; LED =... | Download Scientific Diagram Electronic diagram of the photometer. Tr 1 = transistor BC547; LED =... | Download Scientific Diagram](https://www.researchgate.net/publication/314519689/figure/fig2/AS:470439005822977@1489172808050/Electronic-diagram-of-the-photometer-Tr-1-transistor-BC547-LED-light-emitting.png)
Electronic diagram of the photometer. Tr 1 = transistor BC547; LED =... | Download Scientific Diagram
![Simple Led Flasher using Bc 547 Transistor How To Make// Led Blinking Circuit How To Make// Bc 547 - YouTube Simple Led Flasher using Bc 547 Transistor How To Make// Led Blinking Circuit How To Make// Bc 547 - YouTube](https://i.ytimg.com/vi/JPkoBYN04vc/maxresdefault.jpg)
Simple Led Flasher using Bc 547 Transistor How To Make// Led Blinking Circuit How To Make// Bc 547 - YouTube
![circuit design - Transistor BC547 and LED diode like light sensor to work properly - Electrical Engineering Stack Exchange circuit design - Transistor BC547 and LED diode like light sensor to work properly - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/bV9tl.png)